<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        [v-cloak] {
            display: none;
        }
    </style>
</head>

<body>
    <div id="wzc">
        <p ref="con">wzc</p>
        <button @click="int">提示</button>
        <!-- <p v-text="msg"></p> -->
        <p v-cloak>{{msg}}</p>
    </div>

    <script src="./vue.js"></script>
    <script>
        new Vue({
            el: "#wzc",
            data: {
                msg: "wzc"
            },
            methods: {
                int() {
                    console.log(this.$refs.con.innerHTML);
                }
            },
        })
    </script>
</body>

</html>